Accepts all aftermarket rear aperture replacements with MIL-SPEC dimensions. All sights lock dependably in the deployed position. It is not intended for lower height gas block rails. The durable quick flip sight construction and solid mounting system guarantees your rifle will stay on-zero.

Specifications
Platform: AR15
Material: T-6061 Aluminum
Finish: Type III Hard Coat Anodized
Attachment: Attaches to any 1913 Picatinny rail
Style: Folding
Deployment: Push Button – MISSING SPRING.. AS SHOWN IN PICTURE!! SOLD AS IS/ NO RETURNS!
Just over 0.5 MOA per click windage adjustment